{ "_id": "6a228940cd65a98ecbd53f09", "Package": "birtr", "Title": "The R Package for \"The Basics of Item Response Theory Using R\"", "Version": "1.0.0", "Authors@R": "person(\"Seock-Ho\", \"Kim\", email = \"shkim@uga.edu\", role = c(\"aut\", \"cre\"))", "Maintainer": "Seock-Ho Kim ", "Description": "R functions for \"The Basics of Item Response Theory Using\nR\" by Frank B. Baker and Seock-Ho Kim (Springer, 2017, ISBN-13:\n978-3-319-54204-1) including iccplot(), icccal(), icc(),\niccfit(), groupinv(), tcc(), ability(), tif(), and rasch(). For\nexample, iccplot() plots an item characteristic curve under the\ntwo-parameter logistic model.", "License": "GPL (>= 2)", "Encoding": "UTF-8", "RoxygenNote": "6.0.1", "NeedsCompilation": "no", "Packaged": { "Date": "2026-06-05 08:26:55 UTC", "User": "root" }, "Author": "Seock-Ho Kim [aut, cre]", "Repository": "https://seockhokim.r-universe.dev", "Date/Publication": "2017-10-04 09:42:46 UTC", "RemoteUrl": "https://github.com/cran/birtr", "RemoteRef": "HEAD", "RemoteSha": "72f1d81a4458428e5447815468bbf959a686af45", "MD5sum": "6f412d72932ee052acb18ac37786176c", "_user": "seockhokim", "_type": "src", "_file": "birtr_1.0.0.tar.gz", "_fileid": "923d91936f4ac32dc8178568c1c83b47138f9d4df7050f3261eef2f7ff97e216", "_filesize": 116128, "_sha256": "923d91936f4ac32dc8178568c1c83b47138f9d4df7050f3261eef2f7ff97e216", "_created": "2026-06-05T08:26:55.000Z", "_published": "2026-06-05T08:30:56.279Z", "_distro": "noble", "_jobs": [ { "job": 79691827064, "time": 153, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "7432205359" }, { "job": 79691827040, "time": 113, "config": "linux-release-x86_64", "r": "4.6.0", "check": "OK", "artifact": "7432192315" }, { "job": 79691827036, "time": 205, "config": "macos-oldrel-arm64", "r": "4.5.3", "check": "OK", "artifact": "7432205799" }, { "job": 79691827047, "time": 146, "config": "macos-release-arm64", "r": "4.6.0", "check": "OK", "artifact": "7432196296" }, { "job": 79691408057, "time": 170, "config": "source", "r": "4.6.0", "check": "OK", "artifact": "7432156406" }, { "job": 79691827007, "time": 133, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "7432198582" }, { "job": 79691827059, "time": 79, "config": "windows-devel", "r": "4.7.0", "check": "OK", "artifact": "7432181920" }, { "job": 79691827046, "time": 109, "config": "windows-oldrel", "r": "4.5.3", "check": "OK", "artifact": "7432190673" }, { "job": 79691827050, "time": 65, "config": "windows-release", "r": "4.6.0", "check": "OK", "artifact": "7432177631" } ], "_buildurl": "https://github.com/r-universe/seockhokim/actions/runs/27004116395", "_status": "success", "_host": "GitHub-Actions", "_upstream": "https://github.com/cran/birtr", "_commit": { "id": "72f1d81a4458428e5447815468bbf959a686af45", "author": "Seock-Ho Kim ", "committer": "cran-robot ", "message": "version 1.0.0\n", "time": 1507110166 }, "_maintainer": { "name": "Seock-Ho Kim", "email": "shkim@uga.edu", "login": "seockhokim", "description": "", "uuid": 273817493 }, "_registered": true, "_dependencies": [ { "package": "R", "version": ">= 3.4.1", "role": "Depends" }, { "package": "testthat", "role": "Suggests" } ], "_owner": "cran", "_selfowned": true, "_usedby": 0, "_updates": [], "_tags": [], "_stars": 0, "_contributors": [ { "user": "seockhokim", "count": 1, "uuid": 273817493 } ], "_userbio": { "uuid": 273817493, "type": "user", "name": "seockhokim" }, "_downloads": { "count": 260, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/birtr" }, "_searchresults": 10, "_rbuild": "4.6.0", "_assets": [ "extra/birtr.html", "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "manual.pdf" ], "_realowner": "seockhokim", "_cranurl": false, "_releases": [ { "version": "1.0.0", "date": "2017-10-04" } ], "_exports": [ "ability", "groupinv", "icc", "icccal", "iccfit", "iccplot", "rasch", "tcc", "tif" ], "_help": [ { "page": "ability", "title": "Ability Estimation", "topics": [ "ability" ] }, { "page": "birtr", "title": "The R Package for \"The Basics of Item Response Theory Using R\"", "topics": [ "birtr-package", "birtr" ] }, { "page": "groupinv", "title": "Group Invariance of Item Parameters", "topics": [ "groupinv" ] }, { "page": "icc", "title": "Item Characteristic Curve", "topics": [ "icc" ] }, { "page": "icccal", "title": "Item Characteristic Curve Calculations", "topics": [ "icccal" ] }, { "page": "iccfit", "title": "Item Characteristic Curve Fitting", "topics": [ "iccfit" ] }, { "page": "iccplot", "title": "Item Characteristic Curve Plot", "topics": [ "iccplot" ] }, { "page": "rasch", "title": "Rasch Model Calibration", "topics": [ "rasch" ] }, { "page": "tcc", "title": "Test Characteristic Curve", "topics": [ "tcc" ] }, { "page": "tif", "title": "Test Information Function", "topics": [ "tif" ] } ], "_rundeps": [], "_score": 1, "_indexed": true, "_nocasepkg": "birtr", "_universes": [ "seockhokim" ], "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "1.0.0", "date": "2026-06-05T08:29:36.000Z", "distro": "noble", "commit": "72f1d81a4458428e5447815468bbf959a686af45", "fileid": "8a1c7d85e86b49c772fc99870921855a5a7aeb4e7b4494b99bdfd19076e06691", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/seockhokim/actions/runs/27004116395" }, { "r": "4.6.0", "os": "linux", "version": "1.0.0", "date": "2026-06-05T08:28:55.000Z", "distro": "noble", "commit": "72f1d81a4458428e5447815468bbf959a686af45", "fileid": "48591018a357470abdf0c5dd20f1a73c7a79c4306b191a6ce3b6b18596c5bca2", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/seockhokim/actions/runs/27004116395" }, { "r": "4.5.3", "os": "mac", "version": "1.0.0", "date": "2026-06-05T08:29:36.000Z", "commit": "72f1d81a4458428e5447815468bbf959a686af45", "fileid": "c8167bd16ad5b80e2295b9ecbeb89c65af1c3217fb802a4abcc8baf467eab83e", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/seockhokim/actions/runs/27004116395" }, { "r": "4.6.0", "os": "mac", "version": "1.0.0", "date": "2026-06-05T08:29:09.000Z", "commit": "72f1d81a4458428e5447815468bbf959a686af45", "fileid": "b4eb445f1923677655c31dcd313f7d35b9e408eba44ffa33f7a617c0c7ac92d6", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/seockhokim/actions/runs/27004116395" }, { "r": "4.6.0", "os": "wasm", "version": "1.0.0", "date": "2026-06-05T08:29:24.000Z", "commit": "72f1d81a4458428e5447815468bbf959a686af45", "fileid": "6be9105f216dde340130324e68f8d1db8e789436c051d1d2655f44aa61a4e782", "status": "success", "buildurl": "https://github.com/r-universe/seockhokim/actions/runs/27004116395" }, { "r": "4.7.0", "os": "win", "version": "1.0.0", "date": "2026-06-05T08:28:16.000Z", "commit": "72f1d81a4458428e5447815468bbf959a686af45", "fileid": "20b039d45f3fb9f81458131b7e0a1b1bda79b5823c4340c2045bdf2b56283564", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/seockhokim/actions/runs/27004116395" }, { "r": "4.5.3", "os": "win", "version": "1.0.0", "date": "2026-06-05T08:27:59.000Z", "commit": "72f1d81a4458428e5447815468bbf959a686af45", "fileid": "9e3b16557b06d04e7240827720522d1a8a46d0cffd9dc970090f4439ecb4358b", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/seockhokim/actions/runs/27004116395" }, { "r": "4.6.0", "os": "win", "version": "1.0.0", "date": "2026-06-05T08:28:02.000Z", "commit": "72f1d81a4458428e5447815468bbf959a686af45", "fileid": "6661ac3b574ff3a578e60b1b4e6556fa7e54e2ceb43eff6997fe80fe3ec3ac2c", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/seockhokim/actions/runs/27004116395" } ] }